A Parallel Pandemic: Increased Firearm Injuries at Five Northern California Trauma Centers During the COVID-19 Pandemic: An Interrupted Time-series Analysis Matthay, Zachary A.; Callcut, Rachael A.; Kwok, Amy M.; More Matthay, Zachary A.; Callcut, Rachael A.; Kwok, Amy M.; Aarabi, Shahram; Forrester, Joseph D.; Kornblith, Lucy Z. Less Annals of Surgery. 275(5):e725-e727, May 2022. Abstract Abstract Favorite PDF Permissions Buy SDC